/* ==================== */
/* CSS変数定義
/* ==================== */
:root {
    --primary-color: #ffffff;
    --text-color: #333333;
    --light-text: #666666;
    --background-light: #f5f5f5;
    --border-light: #eee;
    --border-medium: #ddd;
    --hover-light: #f5f5f5;
    --shadow-light: rgba(0, 0, 0, 0.05);
    --shadow-medium: rgba(0, 0, 0, 0.1);
    --overlay-dark: rgba(0, 0, 0, 0.6);
    --overlay-medium: rgba(0, 0, 0, 0.5);
    --success-bg: #d4edda;
    --success-text: #155724;
    --error-bg: #f8d7da;
    --error-text: #721c24;
    
    --accent-1: #6491c7;
    --accent-2: #13b3eb;
    --accent-3: #3bbdb4;
    --accent-4: #fa4654;
    --accent-5: #ffae27;
    --accent-6: #95c73c;
}

/* ==================== */
/* リセット & ベース
/* ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: inherit;
    font-size: inherit;
    line-height: inherit;
    color: inherit;
    background: transparent;
    border: none;
    outline: none;
    text-decoration: none;
    list-style: none;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--primary-color);
}

h1, h2, h3, h4, h5 {
    font-weight: 700;
    color: var(--secondary-color);
}

a {
    transition: all 0.3s ease;
    text-decoration: none;
}

a:hover {
    transform: translateY(-3px);
    opacity: 0.7;
}

html {
    scroll-padding-top: 80px;
    scroll-behavior: smooth;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
}

.section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    font-size: 2rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1rem;
    color: var(--light-text);
    margin-bottom: 40px;
    font-weight: 400;
}

.section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
    padding: 0 20px;
}

.section-intro p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-color);
}

/* ==================== */
/* セクション背景色
/* ==================== */
#about,
#clients,
#achievements,
#privacy {
    background-color: var(--primary-color);
}

#global,
#services,
#contact {
    background-color: var(--background-light);
}

/* ==================== */
/* ヘッダー
/* ==================== */
.header {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 1200px;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    z-index: 1000;
    padding: 15px 30px;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(238, 238, 238, 0.5);
    border-radius: 50px;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 50px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav ul {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav ul li a {
    color: var(--text-color);
    font-weight: 500;
    font-size: 0.9rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 5px 0;
}

.nav ul li a:hover {
    color: var(--accent-2);
}

.menu-dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    transition: transform 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.nav ul li a:hover .menu-dot {
    transform: scale(1.2);
}

.dot-1 { background-color: var(--accent-1); }
.dot-2 { background-color: var(--accent-2); }
.dot-3 { background-color: var(--accent-3); }
.dot-4 { background-color: var(--accent-4); }
.dot-5 { background-color: var(--accent-5); }
.dot-6 { background-color: var(--accent-6); }

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background-color: var(--text-color);
    margin: 3px 0;
    transition: 0.3s;
}

/* ==================== */
/* メインビジュアル
/* ==================== */
.image-slider {
    position: relative;
    height: 100vh;
    overflow: hidden;
}

.image-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
    background-size: cover;
    background-position: center;
}

.image-slide::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    pointer-events: none;
    z-index: 1;
}

.image-slide.active {
    opacity: 1;
}

.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--primary-color);
    padding: 40px 50px;
    max-width: 700px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    z-index: 2;
}

.slide-content h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: var(--primary-color);
    font-weight: 800;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.slide-content p {
    font-size: 1.3rem;
    font-weight: 500;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.slider-controls {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    transform: translateY(-50%);
    padding: 0 20px;
    z-index: 3;
}

.slider-controls button {
    background-color: transparent;
    color: var(--primary-color);
    font-size: 1.5rem;
    width: 50px;
    height: 50px;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(4px);
}

.slider-controls button:hover {
    background-color: var(--accent-2);
    transform: scale(1.1);
}

.slider-controls .prev:hover {
    background-color: var(--accent-1);
}

.slider-controls .next:hover {
    background-color: var(--accent-3);
}

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 3;
}

.slider-dots .dot {
    width: 12px;
    height: 12px;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-dots .dot:nth-child(1):hover,
.slider-dots .dot:nth-child(1).active {
    background-color: var(--accent-4);
    transform: scale(1.2);
}

.slider-dots .dot:nth-child(2):hover,
.slider-dots .dot:nth-child(2).active {
    background-color: var(--accent-5);
    transform: scale(1.2);
}

.slider-dots .dot:nth-child(3):hover,
.slider-dots .dot:nth-child(3).active {
    background-color: var(--accent-6);
    transform: scale(1.2);
}

/* ==================== */
/* 会社概要
/* ==================== */
.about-content {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.about-image {
    flex: 1;
    min-width: 300px;
    position: relative;
    overflow: hidden;
}

.about-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    pointer-events: none;
    z-index: 1;
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.about-image:hover img {
    transform: scale(1.03);
}

.about-image:hover::after {
    background-color: rgba(0, 0, 0, 0.2);
}

.about-text {
    flex: 1;
    min-width: 300px;
}

.about-text p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-points {
    margin-top: 30px;
}

.about-point {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.point-number-circle {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    margin-right: 20px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease;
}

.point-number-circle:hover {
    transform: scale(1.05);
}

.point-1 {
    background-color: var(--accent-4);
}

.point-2 {
    background-color: var(--accent-5);
}

.point-3 {
    background-color: var(--accent-6);
}

.point-text h4 {
    font-size: 1.1rem;
    color: var(--text-color);
    font-weight: 600;
}

/* ==================== */
/* サービス
/* ==================== */
#services .container {
    max-width: 800px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.service-item {
    background-color: var(--primary-color);
    overflow: hidden;
    box-shadow: 0 5px 15px var(--shadow-light);
    transition: all 0.3s ease;
    position: relative;
    aspect-ratio: 1 / 1;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px var(--shadow-medium);
}

.service-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.service-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    pointer-events: none;
    z-index: 2;
}

.service-item.special-service .service-image {
    background-color: var(--light-text);
}

.service-item.special-service .service-image::after {
    display: none;
}

.service-item.special-service .service-info.centered h3 {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.service-number {
    position: absolute;
    top: 15px;
    left: 15px;
    color: var(--primary-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 700;
    z-index: 4;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    transition: transform 0.2s ease;
}

.service-number:hover {
    transform: scale(1.1);
}

.service-num-1 { background-color: var(--accent-2); }
.service-num-2 { background-color: var(--accent-1); }
.service-num-3 { background-color: var(--accent-4); }
.service-num-4 { background-color: var(--accent-5); }
.service-num-5 { background-color: var(--accent-6); }

.service-item.special-service .service-number {
    display: none;
}

.service-icon {
    position: absolute;
    bottom: 15px;
    right: 15px;
    background-color: var(--primary-color);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 10px var(--shadow-light);
    z-index: 4;
    transition: transform 0.2s ease;
}

.service-icon:hover {
    transform: scale(1.1);
}

.service-icon i {
    font-size: 1.3rem;
    color: var(--text-color);
}

.service-item.special-service .service-icon {
    display: none;
}

.service-info.centered {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    padding: 10px;
    text-align: center;
    z-index: 4;
    color: white;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

.service-info.centered h3 {
    font-size: 1.1rem;
    color: white;
    line-height: 1.4;
}

/* ==================== */
/* 取引先紹介
/* ==================== */
.client-row {
    display: flex;
    align-items: center;
    gap: 50px;
    margin-bottom: 60px;
}

.client-row.reverse {
    flex-direction: row-reverse;
}

.client-content {
    flex: 1;
}

.client-image {
    flex: 1;
    height: 300px;
    overflow: hidden;
    position: relative;
}


.client-image:hover::after {
    background-color: rgba(0, 0, 0, 0.1);
}

.client-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.client-image:hover img {
    transform: scale(1.05);
}

.client-row-title {
    font-size: 1.5rem;
    color: var(--text-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-medium);
    display: inline-block;
    font-weight: 600;
}

.client-category {
    margin-bottom: 20px;
}

.category-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    color: var(--text-color);
    margin-bottom: 5px;
    font-weight: 500;
}

.category-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.client-row .client-category:nth-child(1) .category-dot {
    background-color: var(--accent-1);
}
.client-row .client-category:nth-child(2) .category-dot {
    background-color: var(--accent-2);
}
.client-row .client-category:nth-child(3) .category-dot {
    background-color: var(--accent-3);
}
.client-row .client-category:nth-child(4) .category-dot {
    background-color: var(--accent-4);
}
.client-row .client-category:nth-child(5) .category-dot {
    background-color: var(--accent-5);
}

.client-list {
    font-size: 0.9rem;
    color: var(--light-text);
    line-height: 1.6;
    margin-left: 18px;
}

/* ==================== */
/* グローバル
/* ==================== */
.global .container {
    max-width: 800px;
}

.global .section-intro p {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 30px;
    color: var(--light-text);
    font-size: 1rem;
    line-height: 1.8;
}

.global-content {
    display: flex;
    gap: 30px;
    align-items: center;
}

.offices-grid {
    width: 45%;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.office-card {
    background-color: var(--primary-color);
    padding: 10px;
    box-shadow: 0 3px 8px var(--shadow-light);
    text-align: center;
    transition: transform 0.3s ease;
    aspect-ratio: 1 / 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.office-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--shadow-medium);
}

.japan-card {
    background-color: var(--light-text);
    color: var(--primary-color);
}

.japan-card .office-icon,
.japan-card .office-city,
.japan-card .office-country,
.japan-card .office-name,
.japan-card .office-address {
    color: var(--primary-color);
}

.office-card:nth-child(2) .office-icon i { color: var(--accent-2); }
.office-card:nth-child(3) .office-icon i { color: var(--accent-3); }
.office-card:nth-child(4) .office-icon i { color: var(--accent-4); }

.office-icon {
    font-size: 1.2rem;
    margin-bottom: 4px;
}

.office-city {
    font-size: 0.9rem;
    color: var(--text-color);
    font-weight: 600;
}

.office-country {
    font-size: 0.65rem;
    color: var(--light-text);
    margin-bottom: 3px;
}

.office-name {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-color);
    margin-bottom: 3px;
    line-height: 1.2;
}

.office-address {
    font-size: 0.6rem;
    color: var(--light-text);
    line-height: 1.2;
}

.global-image {
    width: 55%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    box-shadow: 0 5px 15px var(--shadow-light);
    position: relative;
}

.global-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.15);
    pointer-events: none;
    z-index: 1;
    transition: background-color 0.3s ease;
}

.global-image:hover::after {
    background-color: rgba(0, 0, 0, 0.05);
}

.global-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.global-image:hover img {
    transform: scale(1.03);
}

/* ==================== */
/* 実績紹介（トップページ）
/* ==================== */
.achievements .section-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 40px;
    color: var(--light-text);
    font-size: 1rem;
    line-height: 1.8;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-bottom: 40px;
}

.achievement-item {
    text-align: center;
}

.achievement-image {
    width: 100%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    box-shadow: 0 5px 15px var(--shadow-light);
    margin-bottom: 15px;
    transition: transform 0.3s ease;
}

.achievement-image:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px var(--shadow-medium);
}

.achievement-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.achievement-image:hover img {
    transform: scale(1.05);
}

.achievement-title {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-color);
}

.title-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.achievement-item:nth-child(1) .title-dot { background-color: var(--accent-3); }
.achievement-item:nth-child(2) .title-dot { background-color: var(--accent-4); }
.achievement-item:nth-child(3) .title-dot { background-color: var(--accent-5); }
.achievement-item:nth-child(4) .title-dot { background-color: var(--accent-6); }

.achievements-button {
    text-align: center;
    margin-top: 40px;
}

/* ==================== */
/* コンタクト
/* ==================== */
.contact-wrapper {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.contact-info {
    flex: 1;
    width: 50%;
}

.company-info-box {
    background-color: var(--light-text);
    padding: 30px;
    margin-bottom: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.info-title {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.info-detail {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
}

.info-detail i {
    font-size: 1.2rem;
    color: var(--primary-color);
    width: 20px;
}

.info-detail p {
    font-size: 0.95rem;
    color: white;
    line-height: 1.6;
}

.map-box {
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    position: relative;
}

.map-box::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    pointer-events: none;
    z-index: 1;
}

.map-box iframe {
    display: block;
    width: 100%;
    height: 250px;
    border: 0;
    position: relative;
    z-index: 0;
}

.contact-content {
    flex: 1;
    width: 50%;
}

.contact-form {
    max-width: 100%;
    background: var(--primary-color);
    padding: 30px;
    box-shadow: 0 5px 15px var(--shadow-light);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-medium);
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 0.95rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-4);
}

.required {
    color: #e74c3c;
}

.form-button-container {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

.submit-btn {
    background-color: var(--accent-4);
    color: white;
    padding: 12px 40px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.submit-btn:hover {
    background-color: #333;
    transform: translateY(-2px);
}

.form-result {
    margin-top: 20px;
    padding: 10px;
    display: none;
    text-align: center;
}

.success {
    background-color: var(--success-bg);
    color: var(--success-text);
    display: block;
}

.error {
    background-color: var(--error-bg);
    color: var(--error-text);
    display: block;
}

/* ==================== */
/* フッター
/* ==================== */
.footer {
    background-color: var(--light-text);
    color: var(--primary-color);
    padding: 40px 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 30px;
}

.footer-info {
    display: flex;
    flex-direction: column;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.footer-logo-img {
    height: 50px;
    filter: brightness(0) invert(1);
}

.footer-links h4 {
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: var(--primary-color);
    font-weight: 600;
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links ul li a {
    color: var(--primary-color);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: opacity 0.3s ease;
}

.footer-links ul li a:hover {
    opacity: 0.8;
}

.footer-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.footer-dot.dot-1 { background-color: var(--accent-1); }
.footer-dot.dot-2 { background-color: var(--accent-2); }
.footer-dot.dot-3 { background-color: var(--accent-3); }
.footer-dot.dot-4 { background-color: var(--accent-4); }
.footer-dot.dot-5 { background-color: var(--accent-5); }
.footer-dot.dot-6 { background-color: var(--accent-6); }

.footer-shops h4 {
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: var(--primary-color);
    font-weight: 600;
}

.shop-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.shop-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.shop-link:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.shop-name {
    font-weight: 500;
    font-size: 0.95rem;
}

.shop-link i {
    transition: transform 0.3s ease;
}

.shop-link:hover i {
    transform: translateX(2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 0.9rem;
    color: var(--primary-color);
}

/* ==================== */
/* 実績一覧ページ
/* ==================== */
.achievements-page-header {
    background-color: var(--light-text);
    padding: 40px 0 30px;
    text-align: center;
}

.achievements-page-header .page-title {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 10px;
    margin-top: 100px;
}

.achievements-page-header .page-subtitle {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 20px;
}

.achievements-page-header .section-intro p {
    color: rgba(255, 255, 255, 0.9);
}

.category-heading {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
    color: var(--text-color);
    margin: 40px 0 20px;
    padding-bottom: 10px;
}

.category-heading .category-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.category-heading .dot-1 { background-color: var(--accent-2); }
.category-heading .dot-2 { background-color: var(--accent-3); }
.category-heading .dot-3 { background-color: var(--accent-4); }
.category-heading .dot-4 { background-color: var(--accent-5); }
.category-heading .dot-5 { background-color: var(--accent-6); }

.achievements-list-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-bottom: 40px;
}

.achievement-list-image {
    width: 100%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    box-shadow: 0 5px 15px var(--shadow-light);
    transition: transform 0.3s ease;
    position: relative;
}

/* .achievement-list-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    pointer-events: none;
    z-index: 1;
    transition: background-color 0.3s ease;
} */

.achievement-list-image:hover::after {
    background-color: rgba(0, 0, 0, 0.15);
}

.achievement-list-image:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px var(--shadow-medium);
}

.achievement-list-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.achievement-list-image:hover img {
    transform: scale(1.05);
}

.back-to-top {
    text-align: center;
    margin-top: 40px;
}

.achievements-list-btn {
    display: inline-block;
    padding: 12px 35px;
    background-color: var(--accent-4);
    color: white;
    border-radius: 30px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid var(--accent-4);
}

.achievements-list-btn:hover {
    background-color: transparent;
    color: var(--accent-4);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(250, 70, 84, 0.2);
}

/* ==================== */
/* 共通ボタン
/* ==================== */
.btn-more {
    display: inline-block;
    padding: 12px 35px;
    background-color: var(--accent-4);
    color: white;
    border-radius: 30px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid var(--accent-4);
}

.btn-more:hover {
    background-color: transparent;
    color: var(--accent-4);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(250, 70, 84, 0.2);
}

/* ==================== */
/* プライバシーポリシー
/* ==================== */
#privacy {
    margin-top: 80px;
}

.privacy .container {
    max-width: 500px;
}

.privacy-content {
    margin-top: 40px;
}

.privacy-text h3 {
    font-size: 24px;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--accent-4);
    padding-bottom: 10px;
}

.privacy-text p {
    line-height: 1.6;
    margin-bottom: 15px;
    font-size: 14px;
}

.privacy-text ul {
    margin: 15px 0;
    padding-left: 20px;
}

.privacy-text li {
    line-height: 1.6;
    font-size: 14px;
}

.policy-date {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-medium);
    font-style: italic;
    color: #777;
}

/* ==================== */
/* 404エラーページ
/* ==================== */
.error-page {
    min-height: calc(100vh - 140px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.error-container {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    padding: 0 20px;
}

.error-content {
    text-align: center;
    padding: 40px 30px;
}

.error-content h1 {
    font-size: 4rem;
    color: var(--secondary-color);
    margin-bottom: 10px;
    line-height: 1;
    font-weight: 700;
}

.error-content h2 {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.error-content p {
    color: var(--light-text);
    margin-bottom: 25px;
    line-height: 1.6;
}

.home-btn {
    display: inline-block;
    padding: 12px 35px;
    background-color: var(--accent-4);
    color: var(--primary-color);
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.home-btn:hover {
    background-color: var(--accent-4);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px var(--shadow-medium);
}



/* ==================== */
/* レスポンシブ（スマホのみ）
/* ==================== */
@media (max-width: 480px) {
    
    /* 共通 */
    .section-title {
        font-size: 1.6rem;
    }
    
    .container {
        width: 95%;
    }
    
    /* ヘッダー */
    .header {
        padding: 10px 15px;
    }
    
    .logo-img {
        height: 40px;
    }
    
    .nav {
        position: fixed;
        top: 70px;
        left: 50%;
        transform: translateX(-50%);
        width: 90%;
        max-width: 300px;
        background-color: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(8px);
        padding: 20px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        border-radius: 20px;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .nav.active {
        opacity: 1;
        visibility: visible;
        top: 60px;
    }
    
    .nav ul {
        flex-direction: column;
        gap: 15px;
    }
    
    .nav ul li a {
        flex-direction: row;
        gap: 10px;
        padding: 8px 15px;
        justify-content: flex-start;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0!important;
        color: rgba(255, 255, 255, 0.95);
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* メインビジュアル */
    .slide-content {
        padding: 20px;
        width: 90%;
    }
    
    .slide-content h2 {
        font-size: 1.6rem;
    }
    
    .slide-content p {
        font-size: 1rem;
    }
    
    .slider-controls button {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }

    /* 表示位置を変える */
    .image-slide:nth-child(1) {
        background-position: 10% center;  
    }
    
    /* 2枚目のスライド */
    .image-slide:nth-child(2) {
        background-position: 40% center;  
    }
    
    /* 会社概要 */
    .about-content {
        flex-direction: column;
        gap: 25px;
    }
    
    .about-image,
    .about-text {
        width: 100%;
    }
    
    .about-point {
        margin-bottom: 12px;
    }
    
    .point-number-circle {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
        margin-right: 15px;
    }
    
    /* サービス - 2列 */
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .service-info.centered h3 {
        font-size: 0.9rem;
    }
    
    .service-number {
        width: 30px;
        height: 30px;
        font-size: 0.8rem;
        top: 10px;
        left: 10px;
    }
    
    .service-icon {
        width: 35px;
        height: 35px;
        bottom: 10px;
        right: 10px;
    }
    
    .service-icon i {
        font-size: 1rem;
    }
    
    /* 取引先紹介 */
    .client-row,
    .client-row.reverse {
        flex-direction: column;
        gap: 25px;
    }
    
    .client-content {
        width: 100%;
    }
    
    .client-image {
        width: 100%;
        height: 200px;
    }
    
    .client-row-title {
        font-size: 1.3rem;
    }
    
    /* グローバル - 2列維持 */
    .global-content {
        flex-direction: column;
        gap: 25px;
    }
    
    .offices-grid {
        width: 100%;
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .global-image {
        width: 100%;
        aspect-ratio: 16 / 9;
    }
    
    .office-card {
        padding: 8px;
    }
    
    .office-icon {
        font-size: 1.1rem;
        margin-bottom: 3px;
    }
    
    .office-city {
        font-size: 0.85rem;
    }
    
    .office-name {
        font-size: 0.65rem;
    }
    
    .office-address {
        font-size: 0.55rem;
    }
    
    /* 実績紹介（トップページ）- 2列 */
    .achievements-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .achievement-title {
        font-size: 0.9rem;
    }
    
    /* コンタクト */
    .contact-wrapper {
        flex-direction: column;
        gap: 25px;
    }
    
    .contact-info,
    .contact-content {
        width: 100%;
    }
    
    .company-info-box {
        padding: 20px;
    }
    
    .info-detail {
        gap: 10px;
    }
    
    .info-detail i {
        font-size: 1rem;
    }
    
    .info-detail p {
        font-size: 0.85rem;
    }
    
    .map-box iframe {
        height: 180px;
    }
    
    .submit-btn {
        padding: 10px 30px;
        font-size: 0.9rem;
    }
    
    /* フッター */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .footer-links ul li a {
        font-size: 0.9rem;
    }
    
    .shop-link {
        padding: 10px 12px;
    }
    
    /* 実績一覧ページ - 2列 */
    .achievements-page-header .page-title {
        font-size: 2rem;
        margin-top: 80px;
    }
    
    .achievements-list-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .category-heading {
        font-size: 1.2rem;
        margin: 30px 0 15px;
    }
    
    .back-to-top {
        margin-top: 30px;
    }
    
    .btn-more,
    .achievements-list-btn {
        padding: 10px 25px;
        font-size: 0.9rem;
    }
}